329 SPI_MASTER_ATTR static inline void req_core(spi_bus_lock_dev_t *dev_handle)  in req_core()  argument
331     spi_bus_lock_t *lock = dev_handle->parent;  in req_core()
336     if (dev_handle == lock->acquiring_dev){  in req_core()
343         uint32_t status = lock_status_fetch_set(lock, DEV_REQ_MASK(dev_handle));  in req_core()
344         if ((status & DEV_BG_MASK(dev_handle)) == 0) {  in req_core()
348         uint32_t status = lock_status_fetch_set(lock, DEV_REQ_MASK(dev_handle));  in req_core()
356 SPI_MASTER_ISR_ATTR static inline bool acquire_core(spi_bus_lock_dev_t *dev_handle)  in acquire_core()  argument
358     spi_bus_lock_t* lock = dev_handle->parent;  in acquire_core()
362     uint32_t status = lock_status_fetch_set(lock, dev_handle->mask & LOCK_MASK);  in acquire_core()
368         lock->acquiring_dev = dev_handle;  in acquire_core()
438 IRAM_ATTR static inline void acquire_end_core(spi_bus_lock_dev_t *dev_handle)  in acquire_end_core()  argument
440     spi_bus_lock_t* lock = dev_handle->parent;  in acquire_end_core()
445     uint32_t status = lock_status_clear(lock, dev_handle->mask & LOCK_MASK);  in acquire_end_core()
477 SPI_MASTER_ISR_ATTR static inline bool clear_pend_core(spi_bus_lock_dev_t *dev_handle)  in clear_pend_core()  argument
480     spi_bus_lock_t *lock = dev_handle->parent;  in clear_pend_core()
481     uint32_t pend_mask = DEV_PEND_MASK(dev_handle);  in clear_pend_core()
486     if (lock->acquiring_dev == dev_handle) {  in clear_pend_core()
487         finished = ((status & DEV_REQ_MASK(dev_handle)) == 0);  in clear_pend_core()
558 IRAM_ATTR static inline void dev_wait_prepare(spi_bus_lock_dev_t *dev_handle)  in dev_wait_prepare()  argument
560     xSemaphoreTake(dev_handle->semphr, 0);  in dev_wait_prepare()
563 SPI_MASTER_ISR_ATTR static inline esp_err_t dev_wait(spi_bus_lock_dev_t *dev_handle, TickType_t wai…  in dev_wait()  argument
565     BaseType_t ret = xSemaphoreTake(dev_handle->semphr, wait);  in dev_wait()
650 void spi_bus_lock_unregister_dev(spi_bus_lock_dev_handle_t dev_handle)  in spi_bus_lock_unregister_dev()  argument
652     int id = dev_lock_get_id(dev_handle);  in spi_bus_lock_unregister_dev()
654     spi_bus_lock_t* lock = dev_handle->parent;  in spi_bus_lock_unregister_dev()
655     BUS_LOCK_DEBUG_EXECUTE_CHECK(atomic_load(&lock->dev[id]) == (intptr_t)dev_handle);  in spi_bus_lock_unregister_dev()
657     if (lock->last_dev == dev_handle) lock->last_dev = NULL;  in spi_bus_lock_unregister_dev()
660     if (dev_handle->semphr) {  in spi_bus_lock_unregister_dev()
661         vSemaphoreDelete(dev_handle->semphr);  in spi_bus_lock_unregister_dev()
664     free(dev_handle);  in spi_bus_lock_unregister_dev()
684 IRAM_ATTR int spi_bus_lock_get_dev_id(spi_bus_lock_dev_handle_t dev_handle)  in spi_bus_lock_get_dev_id()  argument
686     return (dev_handle? dev_lock_get_id(dev_handle): -1);  in spi_bus_lock_get_dev_id()
690 IRAM_ATTR bool spi_bus_lock_touch(spi_bus_lock_dev_handle_t dev_handle)  in spi_bus_lock_touch()  argument
692     spi_bus_lock_dev_t* last_dev = dev_handle->parent->last_dev;  in spi_bus_lock_touch()
693     dev_handle->parent->last_dev = dev_handle;  in spi_bus_lock_touch()
694     if (last_dev != dev_handle) {  in spi_bus_lock_touch()
697                     last_dev_id, dev_lock_get_id(dev_handle));  in spi_bus_lock_touch()
699     return (dev_handle != last_dev);  in spi_bus_lock_touch()
705 IRAM_ATTR esp_err_t spi_bus_lock_acquire_start(spi_bus_lock_dev_t *dev_handle, TickType_t wait)  in spi_bus_lock_acquire_start()  argument
709     spi_bus_lock_t* lock = dev_handle->parent;  in spi_bus_lock_acquire_start()
712     dev_wait_prepare(dev_handle);  in spi_bus_lock_acquire_start()
713     if (!acquire_core(dev_handle)) {  in spi_bus_lock_acquire_start()
715         esp_err_t err = dev_wait(dev_handle, wait);  in spi_bus_lock_acquire_start()
720     ESP_DRAM_LOGV(TAG, "dev %d acquired.", dev_lock_get_id(dev_handle));  in spi_bus_lock_acquire_start()
721     BUS_LOCK_DEBUG_EXECUTE_CHECK(lock->acquiring_dev == dev_handle);  in spi_bus_lock_acquire_start()
726     BUS_LOCK_DEBUG_EXECUTE_CHECK((status & DEV_BG_MASK(dev_handle)) == 0);  in spi_bus_lock_acquire_start()
731 IRAM_ATTR esp_err_t spi_bus_lock_acquire_end(spi_bus_lock_dev_t *dev_handle)  in spi_bus_lock_acquire_end()  argument
734     spi_bus_lock_t* lock = dev_handle->parent;  in spi_bus_lock_acquire_end()
735 …ESP_RETURN_ON_FALSE_ISR(lock->acquiring_dev == dev_handle, ESP_ERR_INVALID_STATE, TAG, "Cannot rel…  in spi_bus_lock_acquire_end()
737     acquire_end_core(dev_handle);  in spi_bus_lock_acquire_end()
739     ESP_LOGV(TAG, "dev %d released.", dev_lock_get_id(dev_handle));  in spi_bus_lock_acquire_end()
761 SPI_MASTER_ATTR esp_err_t spi_bus_lock_bg_request(spi_bus_lock_dev_t *dev_handle)  in spi_bus_lock_bg_request()  argument
763     req_core(dev_handle);  in spi_bus_lock_bg_request()
767 IRAM_ATTR esp_err_t spi_bus_lock_wait_bg_done(spi_bus_lock_dev_handle_t dev_handle, TickType_t wait)  in spi_bus_lock_wait_bg_done()  argument
769     spi_bus_lock_t *lock = dev_handle->parent;  in spi_bus_lock_wait_bg_done()
771 …ESP_RETURN_ON_FALSE_ISR(lock->acquiring_dev == dev_handle, ESP_ERR_INVALID_STATE, TAG, "Cannot wai…  in spi_bus_lock_wait_bg_done()
776     if (lock_status_fetch(lock) & DEV_BG_MASK(dev_handle)) {  in spi_bus_lock_wait_bg_done()
778         dev_wait_prepare(dev_handle);  in spi_bus_lock_wait_bg_done()
779         if (lock_status_fetch(lock) & DEV_BG_MASK(dev_handle)) {  in spi_bus_lock_wait_bg_done()
781             esp_err_t err = dev_wait(dev_handle, wait);  in spi_bus_lock_wait_bg_done()
788     BUS_LOCK_DEBUG_EXECUTE_CHECK((lock_status_fetch(lock) & DEV_BG_MASK(dev_handle)) == 0);  in spi_bus_lock_wait_bg_done()
792 SPI_MASTER_ISR_ATTR bool spi_bus_lock_bg_clear_req(spi_bus_lock_dev_t *dev_handle)  in spi_bus_lock_bg_clear_req()  argument
794     bool finished = clear_pend_core(dev_handle);  in spi_bus_lock_bg_clear_req()
795     ESP_EARLY_LOGV(TAG, "dev %d served from bg.", dev_lock_get_id(dev_handle));  in spi_bus_lock_bg_clear_req()